On 22/04/16 14:48, Adam Borowski wrote:
> On Thu, Apr 21, 2016 at 11:11:39PM -0700, Rudi Cilibrasi wrote:
>> * Package name : flipcoin
>> * URL : https://github.com/rudi-cilibrasi/flipcoin
>> Description : flip an adjustable coin for random exit status
>>
>> This command-line utility can be used to simulate a coin flip to get
>> a random exit status. The probability of success is adjustable using
>> an optional command line parameter.
> [...]
>> This package is a useful core utility for shell scripts that need to
>> do things in a way that is decorrelated in time and infrequent. Usage is
>> simple at the shell prompt:
>>
>> if flipcoin ; then echo heads ; else echo tails ; fi
>
> Sorry, but I don't believe that someone writing shell scripts is likely to
> not know one of many ways to do this, be it $RANDOM, perl, awk, or, if you
> really want to require something non-essential, rolldice.
>
> Thus, please reconsider the point of packaging this.
>
>
> Meow!
>
Indeed. With bash:
flipcoin() { return $(($RANDOM % 2)); }
if flipcoin ; then echo heads ; else echo tails ; fi
:)
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